DeepSeek-V4-Flash-0731 vs Qwen3.8-27B: Specs & Benchmark Comparison
DeepSeek-V4-Flash-0731 is developed by DeepSeek, while Qwen3.8-27B comes from Alibaba. DeepSeek-V4-Flash-0731 was released in July 2026, and Qwen3.8-27B followed a month later in August 2026. DeepSeek-V4-Flash-0731 is the larger model at roughly 304 billion parameters, against 28 billion for Qwen3.8-27B.
The two models share 3 published benchmarks. DeepSeek-V4-Flash-0731 leads on 2 of them, Qwen3.8-27B on 1. The widest gaps are on Agents' Last Exam, where Qwen3.8-27B scores 42.9% against 25.2%; NL2Repo, where DeepSeek-V4-Flash-0731 scores 54.2% against 42.3%. Averaged across everything we track, DeepSeek-V4-Flash-0731 sits at 57.5% and Qwen3.8-27B at 66.3%.
DeepSeek-V4-Flash-0731 is available through an API at $0.14 per million input tokens with a 1M-token context window. We do not track a hosted API for Qwen3.8-27B, so pricing and context cannot be compared directly.
| Characteristic | DeepSeek-V4-Flash-0731 | Qwen3.8-27B |
|---|---|---|
| Company | DeepSeek | Alibaba |
| Release Date | July 31, 2026 | August 14, 2026 |
| Parameters | 304B | 28B |
| Multimodal | No | Yes |
| Context (input) | 1.0M | — |
| Context (output) | 393K | — |
| Input Price / 1M | $0.14 | — |
| Output Price / 1M | $0.28 | — |
| Average Score | 57.5% | 66.3% |
| Benchmarks | ||
| Agents' Last Exam | 25.2% | 42.9% |
| NL2Repo | 54.2% | 42.3% |
| Terminal-Bench 2.1 | 83.0% | 73.0% |
Visual Benchmark Comparison
Verdict
Qwen3.8-27B leads in 1 out of 2 comparison categories.
Both models show comparable average scores: DeepSeek-V4-Flash-0731 — 0.6, Qwen3.8-27B — 0.7.
Qwen3.8-27B is newer: released 8/14/2026 vs 7/31/2026.
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Frequently Asked Questions
Which is better for coding — DeepSeek-V4-Flash-0731 or Qwen3.8-27B?
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The DeepSeek-V4-Flash-0731 and Qwen3.8-27B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the DeepSeek-V4-Flash-0731 or Qwen3.8-27B page. See also the complete list of AI model comparisons.